Class   55	GAS SEPARATION
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282

WITH NONLIQUID CLEANING MEANS FOR SEPARATING MEDIA

Class 55 is an integral part of this Class (Class 96), as shown by the position of this box, and follows the schedule hierarchy of this Class, retaining all pertinent definitions and Class lines of this class.

282.1

. (1 indent ) Having insulation

282.2

. (1 indent ) With heating or cooling means

282.3

.. (2 indent ) Residue burned

282.4

.. (2 indent ) Two confined fluids in indirect contact

282.5

... (3 indent ) Heat exchanger is part of separator or is contiguous therewith

283

. (1 indent ) With automatic control of cleaning means

284

. (1 indent ) With sequential cleaning of plural units

285

.. (2 indent ) Ferris wheel type filter unit arrangement

286

.. (2 indent ) With gas flow arresting means

287

... (3 indent ) Interconnected with cleaning means

288

. (1 indent ) Interdependent or interoperated gas flow cutoff or apparatus shutdown and media cleaning

289

. (1 indent ) Interdigitated comb and separating media

290

. (1 indent ) For moving indefinite or continuous length separating media

291

. (1 indent ) Plural diverse cleaning means

292

. (1 indent ) Sonic type

293

. (1 indent ) With separating media pneumatically vibrated or flexed

294

. (1 indent ) Relatively movable pneumatic nozzle (e.g., scanning nozzle)

295

. (1 indent ) Solid agent cleaning member movingly contacts apparatus

296

.. (2 indent ) Agent has defined traversing motion relative to separating media

297

... (3 indent ) With motion effecting means interrelated with separating operation

298

.... (4 indent ) Gas flow actuates member

299

... (3 indent ) With resulting flexing or distortion of resilient or collapsible separating media

300

.. (2 indent ) Vibrating, jarring, or rapping means

301

. (1 indent ) Cohesive filter media cleaning

302

.. (2 indent ) Pneumatic reverse flushing

303

... (3 indent ) Draft diverted from one side of filter to other

304

.. (2 indent ) Filter manipulation, shaking or flexing for precluding or removing encrustation

305

... (3 indent ) Attendant actuated manipulating means

306

AIRCRAFT ANTI-INGESTION MEANS (E.G., AIRCRAFT DEBRIS GUARD)

307

FILTER OR APERTURED DEFLECTOR UNIT DISCONTINUOUS ACROSS GAS FLOW WITHIN FLOW CONDUIT

308

. (1 indent ) Multiple members serially spaced in flow conduit

309

WITH SEPARATING MEDIA BYPASS OR SYSTEM GAS PRESSURE RELIEF (E.G., RUPTURABLE OR DEFORMABLE)

309.1

. (1 indent ) With heating or cooling means

310

. (1 indent ) Pressure relief means to or from atmosphere

311

.. (2 indent ) Relief means is downstream of media (e.g., ambient air bypasses filter)

312

. (1 indent ) Valved bypass means

313

.. (2 indent ) Gas force responsive

314

.. (2 indent ) Shunt means for total flow

315

PLURAL SERIAL BASICALLY DIVERSE SEPARATING MEDIA

315.1

. (1 indent ) With heating or cooling means or having insulation

315.2

.. (2 indent ) Heat exchanger is part of separator or is contiguous therewith

317

. (1 indent ) At least one mounted for continuous motion

318

. (1 indent ) Plural stages in unitary casing

319

.. (2 indent ) Including expansion chamber

320

.. (2 indent ) Deflector and fibrous, filamentary, particulate solids, or cohesive sheet filter type

321

... (3 indent ) Multiple of one type in series of parallel in flow path

322

.... (4 indent ) Serially spaced with at least one of other type intermediately positioned

323

.... (4 indent ) Filters

324

....• (5 indent ) In parallel

325

.... (4 indent ) Serially spaced deflectors

326

....• (5 indent ) With connected trough or channel

327

... (3 indent ) Filter is most upstream

328

... (3 indent ) Movable or movable mounted for adjustment or nonuse

329

... (3 indent ) Filamentary brush type or fibrous mass

330

.... (4 indent ) Tubular or annular for radial gas flow

331

... (3 indent ) Conical deflector with curved or parabolic radially extending wide downstream end

332

... (3 indent ) Cohesive sheet-like filter

333

.... (4 indent ) Multiple contiguous layers or coils with radial gas flow

334

.... (4 indent ) Bag type

335

....• (5 indent ) Including imperforate upstream bag end deflector

336

.... (4 indent ) Conical

337

.... (4 indent ) Cyclone or centrifugal whirl type deflector

338

WITH RECYCLE MEANS

338.1

. (1 indent ) With heating or cooling means

339

. (1 indent ) For concentrate entrained in effluent gas outlet means

340

.. (2 indent ) Return conduit is external of apparatus

341.1

MULTIPLE BAG TYPE FILTERS IN CHAMBER

341.11

. (1 indent ) With heating or cooling means or having insulation

341.2

. (1 indent ) Gas flow from inside to outside of filter

341.3

.. (2 indent ) Modular compartments

341.4

.. (2 indent ) Horizontally mounted filters

341.5

. (1 indent ) Modular compartments

341.6

. (1 indent ) Partitioned bag filter chamber

341.7

. (1 indent ) Horizontally mounted filters

342

MULTIPLE SEPARATORS, EACH WITH DISCRETE AND LONGITUDINALLY CONFINED GAS INLET OR OUTLET FLOW PATH

342.1

. (1 indent ) With heating or cooling means or having insulation

342.2

.. (2 indent ) Heat exchanger is part of separator or is contiguous therewith

343

. (1 indent ) Combined serial and parallel arrangement

344

. (1 indent ) With flow equalizing, controlling, or distributing means

345

. (1 indent ) Centrifugal

346

.. (2 indent ) Parallel

347

... (3 indent ) Gas inlet and outlet at linearly opposite ends of separating zone

348

... (3 indent ) Plural gas inflow openings, slots, or whirl vanes in each separator

349

... (3 indent ) Tangential inlet to each separator

350.1

. (1 indent ) Filters

351

WITH MEANS FOR ADVANCING CLEAN PORTIONS OF CONTINUOUS OR INDEFINITE LENGTH SEPARATING MEDIA INTO GAS STREAM

352

. (1 indent ) Advancing means initiated by flow, pressure, or pressure differential of gas

353

. (1 indent ) Multiple distinct units

354

. (1 indent ) Indefinite or running length

355

WITH LIQUID TRAP SEAL OR VALVE

356

WITH MEANS FACILITATING TRANSPORTABILITY OR HANDLING OF APPARATUS

357

. (1 indent ) Handle feature for apparatus or part thereof

358

WITH GROUND SUPPORT MEANS (NONFLOW CONDUCTING)

359

WITH PORTION OF COVER REMOVABLE

360

WITH ELECTRICAL GROUNDING MEANS

361

FLEXIBLE OR COLLAPSIBLE BAG TYPE

362

. (1 indent ) With bag ejecting means

363

. (1 indent ) Toroidal or annular bag

364

. (1 indent ) Impervious bag with pervious portion

365

. (1 indent ) Bag carried strain relief means between bag supports

366

. (1 indent ) With separable nonfiltering residue container

367

. (1 indent ) Valved, self-closing, or apparatus contained bag closing means

368

. (1 indent ) Spaced interior inflow path or with means modifying gas flow in bag

369

. (1 indent ) Closure means other than coupler to flow line for filter or cover bag

370

.. (2 indent ) Use position residue removal means

371

... (3 indent ) Inner filter bag removal

372

. (1 indent ) With additional nonbag type filter

373

. (1 indent ) Housing closure secures bag

374

. (1 indent ) With flow line coupling means

375

.. (2 indent ) Flexible conduit joins line to bag

376

.. (2 indent ) Coupling part inseparable from bag

377

... (3 indent ) Resilient or expansible

378

. (1 indent ) With securing or supporting means

379

.. (2 indent ) Bag internally supported

380

. (1 indent ) Nested bags or folded wall with spaced or unsecured faces

381

. (1 indent ) Seaming, reinforcing or bag structure

382

.. (2 indent ) Multi-ply, strata, or laminated

383

WITH REMOTE FAN OR PUMP AND UNCONFINED FLOW TO SEPARATOR

385.1

COMBINED OR CONVERTIBLE

385.2

. (1 indent ) In environmental air enclosure

385.3

. (1 indent ) In motor vehicle

385.4

. (1 indent ) In vented container

385.5

. (1 indent ) Involving mining or metallurgical apparatus

385.6

. (1 indent ) Involving communication receiving or transmitting apparatus

385.7

. (1 indent ) Involving shielding apparatus

385.8

. (1 indent ) Involving ash tray

391

RESTRICTED ANNULAR MIXTURE INLET TO COLLECTOR ZONE AROUND GAS OUTLET CONDUIT ATTACHED BAFFLE

392

WITH GUIDE MEANS EFFECTING REMOVAL OF CONSTITUENT LAYER OUT OF GAS STREAM

392.1

. (1 indent ) With heating or cooling means

393

. (1 indent ) Movably mounted for adjustment

394

. (1 indent ) At escape means for heavier constituent

395

.. (2 indent ) And separable residue receptacle

396

.. (2 indent ) Annular outlet around gas outflow path

397

.. (2 indent ) Spaced, overlapped walls

398

.. (2 indent ) Plural, angularly spaced

399

. (1 indent ) Spiral guide

400

MOUNTED OR SUPPORTED FOR CONTINUOUS MOTION

401

. (1 indent ) Plural distinct separating media or stages

402

.. (2 indent ) Overlapping moving separators

403

.. (2 indent ) Plural moving separators serially arranged

404

. (1 indent ) Moved by system fluid in confined flow path

405

.. (2 indent ) Fluid flow normal to axis of moving member

406

. (1 indent ) Differentially deflected system fluid constituents

407

.. (2 indent ) Concentrate flow groove, guide, or channel on moving member

408

.. (2 indent ) Separated gas conducted axially through rotating member

409

... (3 indent ) Hollow shaft

410

WITH SEPARATED GAS OUTFLOW CONTROL (E.G., APERTURED CONDUIT)

410.1

. (1 indent ) With heating or cooling means

411

. (1 indent ) Movable gas outlet conduit

412

.. (2 indent ) Longitudinal

413

. (1 indent ) Baffle or flow guide

414

.. (2 indent ) Within or downstream of gas outlet conduit

415

... (3 indent ) Movable baffle of flow guide

416

... (3 indent ) Flow straightener

417

. (1 indent ) Valve

418

WITH INFLOW GAS CONTROL OR DISTRIBUTION

418.1

. (1 indent ) With heating or cooling means or having insulation

419

. (1 indent ) Multiple inlets

420

. (1 indent ) Check valve

421

WITH MEANS FOR LIQUID SEPARATION

422

SEPARATING MEDIA ADJUSTABLE TO VARIOUS POSITIONS OF USE OR TO NONUSE

423

MEANS WITHIN GAS STREAM FOR CONDUCTING CONCENTRATE TO COLLECTOR

424

WITH CONCENTRATE BACKFLOW OR RE-ENTRAINMENT PREVENTING MEANS

425

. (1 indent ) Closure between separating and collecting zones

426

. (1 indent ) Baffle intermediate concentrate collector zone and gas outlet conduit

427

.. (2 indent ) Adjustably mounted

428

RESIDUE ACCESS, HANDLING OR REMOVING MEANS

428.1

. (1 indent ) With heating or cooling means

429

. (1 indent ) Separable collection container

430

. (1 indent ) With means effecting or assisting discharge of residue (e.g., endless belt)

431

.. (2 indent ) Gaseous or liquid

432

. (1 indent ) With movable or manipulable means controlling escape of residue

433

.. (2 indent ) Manually actuated

434

DEFLECTOR

434.1

. (1 indent ) Having insulation

434.2

. (1 indent ) With heating or cooling means

434.3

.. (2 indent ) Two confined fluids in indirect contact

434.4

... (3 indent ) Heat exchanger is part of separator or is contiguous therewith

435

. (1 indent ) Wear liners or surface characteristics (e.g., anti-erosion)

436

. (1 indent ) Removably supported deflector surface

437

. (1 indent ) With gas pump or fan

438

.. (2 indent ) Within separator

439

.. (2 indent ) Downstream of separator

440

. (1 indent ) Parallel and continuous nonplanar members (e.g., crimped, corrugated, curved)

441

. (1 indent ) Concentric, nested conduits with closed and open ends for flow reversal

442

. (1 indent ) Plural deflectors overlapped and spaced serially in gas flow

443

.. (2 indent ) Plural deflectors in row across gas flow

444

... (3 indent ) Deflectors in alternate rows aligned (i.e., staggered)

445

.. (2 indent ) Deflectors apertured or closely spaced from flow path wall

446

... (3 indent ) Space or aperture opposed by solid deflector surface

447

. (1 indent ) Fixed gas whirler or rotator means

448

.. (2 indent ) With outlet gas conduit wall common to surrounding gas inlet or concentrate outlet or collector

449

... (3 indent ) Gas inlet and outlet have common wall

450

... (3 indent ) With outlet from collector

451

.... (4 indent ) Tangential outlet pipe

452

.. (2 indent ) With plural concentrate outlets in arcuate, axially extending whirl chamber wall

453

.. (2 indent ) With concentrate outlet means in one of parallel plates mounting spaced whirler vanes

454

.. (2 indent ) With tangential concentrate outlet pipe

455

.. (2 indent ) Plural nonradial gas passages in peripheral wall (e.g., tuyere)

456

.. (2 indent ) Helical vane or baffle within flow conduit

457

... (3 indent ) Between gas flow path wall and central core

458

.. (2 indent ) Inflow pipe projects within casing

459.1

.. (2 indent ) Tangential gas inlet opening in casing

459.2

... (3 indent ) Inclined inflow

459.3

... (3 indent ) Scroll

459.4

... (3 indent ) Inflow nozzle or vane

459.5

... (3 indent ) Varying inlet area

460

... (3 indent ) With tangential gas outlet

461

.. (2 indent ) Continuous confined flow path

462

. (1 indent ) Impingement baffle

463

.. (2 indent ) Conical with apex facing upstream

464

.. (2 indent ) Corrugated, ribbed, crimped, or with projections

465

.. (2 indent ) Planar

466

WITH SEPARATED NONGASEOUS MATERIAL CONDUCTING OR TREATING MEANS

467

WITH GAS FLOW EFFECTING MEANS

467.1

. (1 indent ) With heating or cooling means

468

. (1 indent ) Injector or jet pump type

469

. (1 indent ) Manual, weight, or traction operated gas pump

470

. (1 indent ) Plurality of impellers arranged in parallel or performing diverse functions

471

. (1 indent ) Impeller within or proximate to space encompassed by separating media

472

. (1 indent ) Upright or multichambered casing

473

. (1 indent ) Impeller upstream of separating media

474

WITH PARTICULATE SOLIDS MOVEMENT DURING USE OR AGITATING MEANS THEREFOR

475

WITH MEANS ADJUSTABLE TO CONTROL COMPACTNESS OF SEPARATING MEDIA

476

WITH MEANS INTRODUCING GAS INTO MIDST OF SEPARATING MEDIA

477

STRANDS OR BRISTLES WITH UNSUPPORTED OR FREE EXTREMITIES (E.G., BRUSH TYPE)

478

WITH SEPARATE FLOW LINE ACCESS MEANS OR FILTER MEDIA PASSAGE MEANS OFFSET TO FLOW PATH

479

. (1 indent ) For discrete filter particles

480

. (1 indent ) Access means is clamping or coupling means for unit filter media

481

. (1 indent ) Unit transversely slidable through flow path

482

TWO OR MORE SEPARATORS (E.G., SPACED FILTERS IN FLOW LINE OR CASING)

482.1

. (1 indent ) With heating or cooling means

483

. (1 indent ) With framework for edge to edge relation

484

. (1 indent ) Spaced for parallel flow of gas

485

. (1 indent ) Three or more serially spaced

486

. (1 indent ) Plies or layers of different characteristics or orientation

487

.. (2 indent ) Differing mesh sizes

488

.. (2 indent ) Variation in shape or size

489

.. (2 indent ) Orientation of elements

490

WITH MEANS SECURING OR RETAINING SEPARATING MEDIA

490.1

. (1 indent ) With heating or cooling means

490.2

.. (2 indent ) Two confined fluids in indirect contact

491

. (1 indent ) Fastening means pierces or penetrates media

492

. (1 indent ) Internal frame or support means

493

. (1 indent ) Hinged or pivoted retainer or clamp on backing frame or in flow line

494

. (1 indent ) Grid or tray type for bottom support only

495

. (1 indent ) Unit or cohesive sheet-like media in flow line or frame

496

.. (2 indent ) With adjustable connector or size adjusting means

497

.. (2 indent ) Edge supporting or securing means for nonplanar sheet form filter (e.g., zigzag)

498

... (3 indent ) Spiral or cylindrical

499

... (3 indent ) With additional transversely arranged members

500

.. (2 indent ) Flexible sheet type maintained in nonplanar configuration

501

.. (2 indent ) With additional support means not positively engaged or joined to media (e.g., across face of filter)

502

.. (2 indent ) Gasket or sealing means

503

.. (2 indent ) Media within joinable or separable flow line sections

504

.. (2 indent ) Aligned stop, media and removable retainer

505

.. (2 indent ) Flow line end coupling (e.g., pipe end)

506

... (3 indent ) Flange or track on flow line for slidably retaining media

507

... (3 indent ) Resilient attaching means

508

.. (2 indent ) Suspended or supported by bracket or from top of frame

509

.. (2 indent ) Distorted media in flow line or resilient retaining means

510

.. (2 indent ) Annular unit held between dished or plate-like end members for top and bottom support

511

.. (2 indent ) Edge supported or secured only

512

. (1 indent ) Discrete fibrous or particulate solids

513

.. (2 indent ) Resilient securing means

514

.. (2 indent ) Fused or bonded to a supporting or backing member

515

.. (2 indent ) Foraminous container

516

.. (2 indent ) Held between openwork

517

... (3 indent ) Between telescoped or nonplanar retainers

518

... (3 indent ) Between perforated plates

519

... (3 indent ) Between reticulated end closures

520

SPIRAL FILTER MEDIA

521

ZIGZAG, CORRUGATED, OR CONICAL

522

SPECIFIC MEDIA MATERIAL

523

. (1 indent ) Ceramic or sintered

524

. (1 indent ) With coating, impregnant, or bonding agent

525

. (1 indent ) Metal mesh or expanded material

526

.. (2 indent ) Wadded or compressed

527

. (1 indent ) Fibrous or strand form

528

.. (2 indent ) Organic (e.g., vegetable)

529

MISCELLANEOUS (E.G., SHAPES)

	FOREIGN ART COLLECTIONS

FOR000

CLASS-RELATED FOREIGN DOCUMENTS

	DIGESTS

DIG1

GRADUATED ELECTROSTATIC FIELD

DIG2

VACUUM CLEANER BAGS

DIG3

VACUUM CLEANER

DIG5

METHODS OF MAKING FILTER

DIG6

MAGNETIC COUPLINGS

DIG7

BLACK LIQUOR TREATMENT

DIG8

BUILT-IN VACUUM CLEANERS

DIG9

RADIOACTIVE FILTERS

DIG10

RESIDUE BURNED

DIG12

POCKET TYPE FILTER

DIG13

POLYURETHANE FILTERS

DIG14

INERTIA SEPARATOR

DIG15

COLD TRAPS

DIG17

COMPRESSED AIR WATER REMOVAL

DIG18

WORK BENCH

DIG19

CRANKCASE VENTILATION

DIG20

SPARK ARRESTER

DIG21

SILENCER CLEANER

DIG23

STEAM SEPARATORS

DIG24

VISCOUS COATED FILTER

DIG25

AGGLOMERATORS

DIG26

BAG COUPLING

DIG27

CLEANERS, LIQUID

DIG28

CARBURETOR ATTACHED

DIG29

AIR CURTAINS

DIG30

EXHAUST TREATMENT

DIG31

FILTER FRAME

DIG32

GASEOUS FLUID CONVEYING

DIG33

GAS MASK CANISTER

DIG34

INDICATOR AND CONTROLLERS

DIG35

RESPIRATORS AND REGISTER FILTERS

DIG36

KITCHEN HOODS

DIG37

LOUVERS

DIG38

TUBULAR COLLECTOR ELECTRODE

DIG39

ELECTRETS SEPARATOR

DIG42

FOAM FILTER MATERIALS

DIG43

KNITTED FILTER MEDIUMS

DIG44

PILE AND PILE-TYPE FILTER MEDIUMS

DIG45

WOVEN FILTER MEDIUMS

DIG46

SPRAY BOOTHS

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